Unmanned and Intelligent: Three Major Breakthroughs in the PLA Modernization in Spring 2026

In the spring of 2026, the People's Liberation Army of China achieved breakthrough progress in three dimensions: unmanned combat systems, intelligent manufacturing, and aircraft carrier aviation capabilities, marking a new stage in China's military modernization characterized by "unmanned, intelligent, and systematic" features. From the underwater autonomous robots showcased at the Chengdu Defense Expo to the "dark factories" that have more than doubled the production efficiency of the J-20, and the official confirmation from the Ministry of Defense that the "five-piece set" for aircraft carriers is complete—these advancements are not isolated events but a concentrated reflection of the accelerated military modernization in the first year of China's 14th Five-Year Plan (2026-2030).

At the Chengdu National Defense Science and Technology Industry Expo held in mid-April, China showcased several strategically significant new unmanned systems. One of the most sensational exhibits was the autonomous underwater vehicle (AUV) launched from submarines. According to reports from China Central Television, this type of AUV can be launched from 260mm or 533mm torpedo tubes and is primarily used for high-precision deep-sea exploration and seabed mapping, with larger models capable of diving to depths of 3,000 meters. CCTV described it as "an underwater autonomous robot with its own brain, requiring no external software support or human accompaniment, serving as an intelligent underwater scout for the mother ship." Notably, this platform can be equipped with specialized modules for detecting and clearing underwater targets such as mines. This means that the PLA submarine forces are gaining a type of unmanned "wingman" capable of executing high-risk underwater missions, significantly expanding the operational flexibility of submarines in mine countermeasures and underwater reconnaissance.

The tactical robotic dog/wolf systems displayed at the same event also attracted widespread attention. These four-legged unmanned platforms have been deployed in various PLA units, undertaking tasks such as reconnaissance, logistics transport, and close support. Although the specific number of units has not been disclosed, multiple assessments indicate that the PLA is at the forefront of the practical application of tactical unmanned ground platforms. The appearance of robotic dogs alongside AUVs launched from submarines at the same expo sends a clear signal: China is building a comprehensive unmanned combat system that spans from the seabed to the land.

Almost simultaneously with the unmanned equipment display, China's official Science and Technology Daily revealed a more far-reaching breakthrough—the successful application of "dark factories" in the production of components for the J-20 stealth fighter. Dark factories refer to advanced manufacturing facilities that achieve around-the-clock unmanned operations through autonomous mobile robots and AI-driven precision machinery. Reports indicate that this fully automated production line has more than doubled the production efficiency of key structural components for the J-20. An analysis cited by the South China Morning Post pointed out that this manufacturing revolution at Chengdu Aircraft Industry Group could mean that the annual production of China's fifth-generation stealth fighters may have surged from the previously estimated 40-50 units to a range of 80-100 units.

The strategic significance of dark factories extends far beyond a single aircraft model. They essentially represent a "replicable and scalable" paradigm for cutting-edge weapon manufacturing. An analysis article in the U.S. National Security Journal noted that this manufacturing capability could be fully replicated on production lines for the J-36 (the JH-XX stealth fighter-bomber) and even the H-20 strategic stealth bomber. Against the backdrop of China's demographic challenges (the "four-two-one" family structure leading to a shrinking workforce), fully robotic manufacturing not only addresses labor shortages but also brings production continuity and quality consistency that traditional human labor cannot match. As noted in the U.S. Department of Defense's 2025 "China Military Power Report," China's shipbuilding industry's production capacity is already 230 times that of the U.S.—if the dark factory model is extended to more military-industrial sectors such as aviation and aerospace, the balance of military power in the Western Pacific between China and the U.S. will face even more profound structural changes.

Meanwhile, at the routine press conference on May 9, Colonel Jiang Bin, the spokesperson for the Ministry of Defense, officially responded to media inquiries regarding the "five-piece set" for aircraft carriers. The so-called "five-piece set" includes stealth carrier-based fighter jets, multi-role carrier-based fighter jets, fixed-wing carrier-based early warning aircraft, fixed-wing electronic warfare aircraft, and anti-submarine helicopters. Jiang referred to it as "an important part of forming the operational capability of carrier strike groups and a significant achievement in the accelerated transformation of the People's Navy." This statement effectively confirmed that the J-35 stealth carrier-based aircraft, J-15T catapult variant, KJ-600 fixed-wing early warning aircraft, J-15D electronic warfare aircraft, and Z-20F anti-submarine helicopter have all been inducted into service.

The completion of the "five-piece set" makes China the second country in the world, after the United States, to possess a complete carrier-based aircraft fleet. Particularly, the deployment of the KJ-600 fixed-wing early warning aircraft on board has completely resolved the previous limitations on the operational radius and sustained surveillance capabilities of the Liaoning and Shandong aircraft carriers, which relied on helicopter early warning platforms, expanding the air situational awareness radius of the Fujian carrier group to 400-500 kilometers. Combined with the stealth penetration capabilities of the J-35 and the electromagnetic suppression capabilities of the J-15D, the Chinese Navy's carrier strike groups have initially developed the capability for systematic offense and defense in high-threat environments.

When these three threads are examined together, a clear picture emerges: China is accelerating the production of unmanned and manned equipment through intelligent manufacturing (dark factories) and then integrating these systems into a systematic operational platform represented by carrier strike groups, ultimately forming a new type of combat capability characterized by "manned-unmanned collaboration and all-domain three-dimensional offense and defense." The 2026 defense budget reached 1.91 trillion yuan (approximately $277 billion), a year-on-year increase of 7%, providing a solid financial foundation for this transformation.

The press conference also revealed several noteworthy outward military dynamics. The first "Kirin" class conventional submarine, developed in cooperation with Pakistan, has been delivered in Sanya, with the Pakistani president and navy chief attending the ceremony—this not only marks a significant breakthrough in China's high-end conventional submarine exports but also indicates a shift in the underwater power dynamics in the Indian Ocean. Additionally, the China-Thailand "Assault-2026" joint army training will be held in Thailand in mid to late May, focusing on joint counter-terrorism in mountainous jungle environments, with both sides conducting mixed training in unmanned equipment operations, highlighting China's promotion of its unmanned combat concepts and equipment through joint exercises.

In the Taiwan Strait, Jiang Bin responded in unusually straightforward terms to the recent PLA readiness patrols around the island, clearly stating that "there is no such thing as a 'median line' in the Taiwan Strait," and emphasized that "Taiwan independence is the root cause of the disruption of peace in the Taiwan Strait." According to statistics from Taiwan's defense department, the number of PLA ships and aircraft crossing the so-called "median line" increased by about 23% year-on-year in 2025, and this trend has continued into the spring of 2026. As the military pressure from the PLA in the Taiwan Strait increases, its explosive growth in military industrial capacity (dark factories) and the rapid enhancement of its equipment systems (the five-piece set for aircraft carriers) are fundamentally changing the parameters of strategic competition in the Taiwan Strait and the entire Western Pacific region.

As the first year of the 14th Five-Year Plan, 2026 marks a shift in China's military modernization from a past "catch-up" phase to a "parallel" or even "leading" position in specific areas. The underwater unmanned platforms showcased at the Chengdu Defense Expo, the intelligent manufacturing revolution represented by dark factories, and the formation of the naval aviation system symbolized by the five-piece set for aircraft carriers—together, these elements outline the contours of a military power accelerating its transformation in the era of intelligence. For the security landscape of the Western Pacific region, these changes mean that the traditional binary analytical framework of "quantity versus quality" or "quality versus quantity" is no longer applicable, replaced by a more complex strategic equation driven by AI, permeated by unmanned systems, and characterized by exponentially increasing manufacturing capabilities.